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Try regex based solution to handle long unit names

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awiebe 2023-08-25 17:20:26 -07:00 committed by GitHub
parent ce0fe7a7c6
commit 3dce5b782d
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1 changed files with 13 additions and 4 deletions
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17
rest_framework/throttling.py
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@ -2,6 +2,7 @@
Provides various throttling policies.
"""
import time
import re
from django.core.cache import cache as default_cache
from django.core.exceptions import ImproperlyConfigured
@ -9,6 +10,7 @@ from django.core.exceptions import ImproperlyConfigured
from rest_framework.settings import api_settings
class BaseThrottle:
"""
Rate throttling of requests.
@ -66,6 +68,7 @@ class SimpleRateThrottle(BaseThrottle):
cache_format = 'throttle_%(scope)s_%(ident)s'
scope = None
THROTTLE_RATES = api_settings.DEFAULT_THROTTLE_RATES
_RATE_DENOMINATOR_REGEX= re.compile("^(\d*)(\D+)$")
def __init__(self):
if not getattr(self, 'rate', None):
@ -105,10 +108,16 @@ class SimpleRateThrottle(BaseThrottle):
return (None, None)
num, period = rate.split('/')
num_requests = int(num)
denominator_num = period[:-1]
denominator_num = int(denominator_num) if len(denominator_num) > 0 else 1
duration = {'s': 1, 'm': 60, 'h': 3600, 'd': 86400}[period[-1]]
duration *= denominator_num
denominator = period[:-1]
m = re.search(self._RATE_DENOMINATOR_REGEX, denominator)
dg = m.groups()
dn= int(m[0]) if len(m[0])>0 else 1
du = m[1][0]
duration = {'s': 1, 'm': 60, 'h': 3600, 'd': 86400}[du]
duration *= dn
return (num_requests, duration)
def allow_request(self, request, view):